On 21/03/2022 09:13, Quan Nguyen wrote: > Adds device tree bindings for SMPro MFD driver found on the Mt.Jade > hardware reference platform with Ampere's Altra Processor family. > > The SMpro co-processor on Ampere Altra processor family is to monitor > and report various data included hwmon-related info, RAS errors, and > other miscellaneous information. > > Signed-off-by: Quan Nguyen <quan@xxxxxxxxxxxxxxxxxxxxxx> > Reviewed-by: Rob Herring <robh@xxxxxxxxxx> > --- > Changes in v7: > + None > > Changes in v6: > + None > > .../devicetree/bindings/mfd/ampere,smpro.yaml | 48 +++++++++++++++++++ > 1 file changed, 48 insertions(+) > create mode 100644 Documentation/devicetree/bindings/mfd/ampere,smpro.yaml > > diff --git a/Documentation/devicetree/bindings/mfd/ampere,smpro.yaml b/Documentation/devicetree/bindings/mfd/ampere,smpro.yaml > new file mode 100644 > index 000000000000..c29d975c1bc3 > --- /dev/null > +++ b/Documentation/devicetree/bindings/mfd/ampere,smpro.yaml > @@ -0,0 +1,48 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/mfd/ampere,smpro.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Ampere Altra SMPro firmware driver > + > +maintainers: > + - Quan Nguyen <quan@xxxxxxxxxxxxxxxxxxxxxx> > + > +description: | > + Ampere Altra SMPro firmware may contain different blocks like hardware > + monitoring, error monitoring and other miscellaneous features. > + > +properties: > + compatible: > + enum: > + - ampere,smpro > + > + reg: > + description: > + I2C device address. > + maxItems: 1 > + > + "#address-cells": > + const: 1 > + > + "#size-cells": > + const: 0 Why do you need address/size cells? Is the binding not complete? The commit description does not mention such case. Best regards, Krzysztof